tty: Add diagnostic for halted line discipline

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Flip buffer work must not be scheduled by the line discipline
after the line discipline has been halted; issue warning.

Note: drivers can still schedule flip buffer work.

Signed-off-by: Peter Hurley <peter@hurleysoftware.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Peter Hurley 2013-03-11 16:44:21 -04:00 • committed by Greg Kroah-Hartman

parent 91debb0383

commit 21622939fc

3 changed files with 15 additions and 1 deletions

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8

drivers/tty/n_tty.c

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7

drivers/tty/tty_ldisc.c

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1

include/linux/tty.h

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